20411440

Names of 20411440

• Cardinal: 20411440 can be written as Twenty million, four hundred eleven thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.041144 × 10⁷

Factors of 20411440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 182

Divisors of 20411440

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 41 49 56 70 80 82 98 112 127 140 164 196 205 245 254 280 287 328 392 410 490 508 560 574 635 656 784 820 889 980 1016 1148 1270 1435 1640 1778 1960 2009 2032 2296 2540 2870 3280 3556 3920 4018 4445 4592 5080 5207 5740 6223 7112 8036 8890 10045 10160 10414 11480 12446 14224 16072 17780 20090 20828 22960 24892 26035 31115 32144 35560 36449 40180 41656 49784 52070 62230 71120 72898 80360 83312 99568 104140 124460 145796 160720 182245 208280 248920 255143 291592 364490 416560 497840 510286 583184 728980 1020572 1275715 1457960 2041144 2551430 2915920 4082288 5102860 10205720 20411440
• Sum of all divisors σ(n): 56996352
• Sum of proper divisors (its aliquot sum) s(n): 36584912
• 20411440 is an abundant number, because the sum of its proper divisors (36584912) is greater than itself. Its abundance is 16173472

Bases of 20411440

• Binary: 1001101110111010000110000₂
• Hexadecimal: 0x1377430
• Base-36: C5HKG

Squares and roots of 20411440

• 20411440 squared (20411440²) is 416626882873600
• 20411440 cubed (20411440³) is 8503954622161513984000
• The square root of 20411440 is 4517.9021680421
• The cube root of 20411440 is 273.2905081957

Scales and comparisons

• 20,411,440 seconds is equal to 33 weeks, 5 days, 5 hours, 50 minutes, 40 seconds.
• To count from 1 to 20,411,440 would take you about fifty weeks!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 20411440 cubic inches would be around 22.8 feet tall.

Recreational maths with 20411440

• 20411440 backwards is 04411402
• 20411440 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20411440's digits is 16
• More coming soon!